Beth Harmon IQ
Beth Harmon's IQ is estimated at 145 to 160. Beth learns chess from an orphanage janitor, beats a whole high school chess team at once as a child and goes on to defeat the world champion in Moscow. Her visual calculation is extraordinary.
Are you smarter than Beth Harmon? Beth's IQ is about 153. What's yours?
25 questions · about 12 minutes
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Key facts
- Thinking style
- Visual and calculating
- Known for
- Beating Borgov in Moscow
- Franchise
- The Queen's Gambit (novel 1983, Netflix 2020)
- Compare with
- Lelouch vi Britannia, L Lawliet, Lisbeth Salander and Adrian Monk
Fan analysis for fun, reviewed September 2026. A fictional character cannot sit a real IQ test, so the range reflects what the character does in the story. How we estimate
Who is Beth Harmon?
Beth Harmon is the orphan chess prodigy of Walter Tevis's novel The Queen's Gambit and the Netflix series based on it. She is fictional, though the world of chess she plays in is carefully real.
Chess strength is not the same as IQ, but Beth's ability to picture and calculate complex positions in her head is a clear sign of exceptional visual reasoning.
The evidence: how smart is Beth?
- 01
The basement lessons
At the Methuen Home orphanage, Beth finds the janitor, Mr Shaibel, playing chess alone in the basement. She persuades him to teach her and quickly starts beating him. She then replays games in her mind at night, picturing the board on the ceiling. - 02
The simultaneous exhibition
Still a young girl, Beth is taken to a local high school to play its chess club. She plays all of them at once, moving from board to board, and beats every one. It is the first sign to the outside world that she is something special. - 03
Moscow
Her story builds to the Moscow Invitational, where she faces the world champion, Vasily Borgov. When their game is adjourned overnight, American players she has come to know phone in analysis to help her prepare. The next day she wins. It is a victory of calculation and, finally, of accepting help.
How Beth thinks
Visual and calculating. Beth sees chess in pictures. She visualises the board, pieces and variations in her head, and can calculate long lines deep into a game. She also studies obsessively, reading chess books and magazines, even in Russian.
Three strengths
Visual calculation
She can see complex positions clearly without a board in front of her.Pattern memory
She remembers games and openings in detail after one read.Competitive drive
She wants to win at the highest level and will outwork anyone to do it.
Two blind spots
Self-destructive coping
The series shows her relying on tranquilisers and alcohol, which threatens her career.Refusing help
She tries to do everything alone, and only wins in Moscow when she accepts support from her friends.
Beth Harmon's personality type
Fans most often type Beth Harmon as INTJ. Beth Harmon is most often typed INTJ by fans, for her strategic focus and independence. ISTP is a common alternative.
Big Five profile
- Openness
- High
- Conscientiousness
- Moderate
- Extraversion
- Low
- Agreeableness
- Low
- Neuroticism
- High
Beth is intensely focused and curious about chess, reserved and often distant with people. Her discipline is extreme at the board and much weaker away from it. The losses of her childhood leave her anxious and isolated.
Curious how your own Big Five compares with Beth's? Take the personality test.
Beth vs Lelouch vi Britannia, L Lawliet and Lisbeth Salander
| Character | Estimated IQ |
|---|---|
| Beth HarmonVisual and calculating | 145 to 160 |
| Lelouch vi BritanniaTheatrical strategy | 140 to 160 |
| L LawlietProbabilistic, experimental | 150 to 168 |
| Lisbeth SalanderTechnical, investigative | 155 to 170 |
Beth vs Lelouch vi Britannia
Lelouch uses chess thinking for war. Beth just wants to win at chess, which is much healthier.Beth vs L Lawliet
Two orphans with an obsessive gift. L plays against a person; Beth plays against a position.Beth vs Lisbeth Salander
Two isolated, fierce women with a single extraordinary talent and a hard past.
Beth vs Wolfgang Amadeus Mozart
Mozart was a child prodigy who could hear whole compositions in his head. Beth's ability to see whole chess games in her mind is the same kind of early, vivid, inner mastery.
Wolfgang Amadeus Mozart's estimated IQ is 165+, a historical estimate from biographical records, not a test score. Read Wolfgang Amadeus Mozart's IQ profile.
How we estimate fictional IQs
We look at what the character actually does: problems solved, plans that work, how fast they learn and how they compare with other brilliant characters in the same story. The range is a fan estimate, not a measurement.
Even the low end of the range, 145, would score higher than about 99.87% of people, roughly 1 in 741.
Based on the Netflix series The Queen's Gambit and Walter Tevis's novel.
Beth Harmon IQ: common questions
What is Beth Harmon's IQ?
What is Beth Harmon's MBTI personality type?
Is Beth smarter than Lelouch vi Britannia?
Are you smarter than Beth Harmon? Beth's IQ is about 153. What's yours?
Beth's number is a fan estimate from the story. Yours can come from a real test: 25 visual reasoning questions.
25 questions · about 12 minutes